BowlerProfiles
Ranking
Scratch peak
USBC bowler profile

Dawn A Sinz

League Veteran
3675-167230 Bowling since 2000
200+ peak 170+ career avg 2.5K games
Lifetime average 178.55 Across all recorded seasons
Lifetime games 3618 USBC-recorded games
Highest average 203 21 games
Career honors 0 Recognized achievements
What this profile flair means
Scratch peak aura

The nameplate aura reflects a highest recorded league average of 203.

League Veteran

Awarded for at least 2,000 recorded league games.

Honor pins

Pins appear after a recognized 300 game, 800 or 900 series, or 11-in-a-row award.

Milestone marks

These celebrate peak average, career average, recorded games, and accumulated honors separately.

Roster matching

League Finder

Start with one bowling center, then expand across the region. Matches use name, average, gender, game count, and league history when available.

Beta
These are evidence-based suggestions, not confirmed identities. Your “likely” or “unlikely” choices last only for this browser tab and are never attached to the profile.
Choose a region and bowling center to begin.
Historical records

League History

USBC records begin in 2000. Sport and challenge conversions are summarized below.

Recent composite averages

2026 House
170 average · 126 games
2025 House
173 average · 138 games
2024 House
172 average · 138 games
2023 House
173 average · 135 games
2022 House
177 average · 129 games

League averages

2025-2026

Mixed Nuts · W
174 average · 45 games
S & B Ladies Classic · W
167 average · 81 games

2024-2025

Mixed Nuts · W
176 average · 51 games
S & B Ladies Classic · W
171 average · 87 games

2023-2024

S & B Ladies Classic · W
173 average · 90 games
Mixed Nuts · W
171 average · 48 games

2022-2023

Mixed Nuts · W
175 average · 48 games
S & B Ladies Classic · W
172 average · 87 games

2021-2022

Mixed Nuts · W
181 average · 39 games
S & B Ladies Classic · W
176 average · 90 games

2020-2021

S & B Ladies Classic · W
173 average · 57 games
Mixed Nuts · W
167 average · 36 games

2019-2020

S & B Ladies Classic · W
178 average · 78 games
Classy Ladies Invitational · W
175 average · 72 games
Mixed Nuts · W
175 average · 39 games

2018-2019

Alley 59 First Ladies · W
175 average · 72 games
Mixed Nuts · W
173 average · 21 games
Classy Ladies Invitational · W
171 average · 87 games

2017-2018

Mixed Nuts · W
176 average · 45 games
Classy Ladies Invitational · W
176 average · 87 games
S & B Ladies Classic · W
176 average · 36 games

2016-2017

Classy Ladies Invitational · W
177 average · 84 games
Mixed Nuts · W
173 average · 27 games

2015-2016

Mixed Nuts · W
182 average · 15 games
Classy Ladies Invitational · W
175 average · 87 games

2014-2015

Mixed Nuts · W
203 average · 21 games
Classy Ladies Invitational · W
181 average · 93 games

2013-2014

Mixed Nuts · W
185 average · 21 games
Ladies Nite Out · W
173 average · 90 games
Thurs Ladies · W
153 average · 93 games

2012-2013

Thur Nite Ladies · W
200 average · 87 games
Mixed Nuts · W
187 average · 18 games
Ladies Nite Out · W
186 average · 84 games

2011-2012

Thur Nite Ladies · W
191 average · 90 games
Ladies Nite Out · W
183 average · 93 games

2010-2011

Thur Nite Ladies · W
194 average · 87 games
Ladies Nite Out · W
183 average · 84 games

2009-2010

Thursday Nite Ladies · W
194 average · 81 games
Ladies Nite Out · W
186 average · 90 games

2008-2009

Thursday Nite Ladies · W
195 average · 90 games
Ladies Nite Out · W
187 average · 96 games

2007-2008

Ladies Nite Out · W
184 average · 84 games
Thursday Ladies · W
183 average · 84 games

2006-2007

Ladies Nite Out · W
176 average · 84 games
Fountainview Follies · W
168 average · 84 games

2005-2006

Girls Nite Out · W
190 average · 81 games

2004-2005

Girls Nite Out · W
184 average · 90 games
S & B Ladies Classic · W
170 average · 27 games

2003-2004

Suburban Ladies Trio - Disbanded · W
187 average · 90 games

2002-2003

Suburban Ladies Trio · W
174 average · 90 games
S & B Ladies Classic · W
160 average · 9 games

2001-2002

Suburban Ladies Trio · W
170 average · 78 games

1999-2000

Suburban Ladies Trio · W
178 average · 90 games
USBC standing

Memberships

Not currently active
Metro Detroit USBC Most recent
2025-08-01 — 2026-07-31
Metro Detroit USBC Past
2024-08-01 — 2025-07-31
Metro Detroit USBC Past
2023-08-01 — 2024-07-31
Metro Detroit USBC Past
2022-08-01 — 2023-07-31
Metro Detroit USBC Past
2021-08-01 — 2022-07-31
Metro Detroit USBC Past
2020-08-01 — 2021-07-31
Metro Detroit USBC Past
2019-08-01 — 2020-07-31
Metro Detroit USBC Past
2018-08-01 — 2019-07-31
Metro Detroit USBC Past
2017-08-01 — 2018-07-31
Metro Detroit USBC Past
2016-08-01 — 2017-07-31
Metro Detroit USBC Past
2015-08-01 — 2016-07-31
Metro Detroit USBC Past
2014-08-01 — 2015-07-31
Metro Detroit USBC Past
2013-08-01 — 2014-07-31
Metro Detroit USBC Past
2012-08-01 — 2013-07-31
Metro Detroit USBC Past
2011-08-01 — 2012-07-31
Metro Detroit USBC Past
2010-08-01 — 2011-07-31
Metro Detroit USBC Past
2009-08-01 — 2010-07-31
Metro Detroit USBC Past
2008-08-01 — 2009-07-31
Metro Detroit USBC Past
2007-08-01 — 2008-07-31
Metro Detroit USBC Past
2006-08-01 — 2007-07-31
Detroit WBA Past
2005-08-01 — 2006-07-31
Detroit WBA Past
2004-08-01 — 2005-07-31
Detroit WBA Past
2003-08-01 — 2004-07-31
Detroit WBA Past
2002-08-01 — 2003-07-31
Detroit WBA Past
2001-08-01 — 2002-07-31
Detroit WBA Past
2000-08-01 — 2001-07-31
Detroit WBA Past
1999-08-01 — 2000-07-31
Career milestones

Honors

0900 series
0800 series
0300 games
011 in a row
Tournament history

Open Championships

Adjusted entering average 153 Fewer than 27 recorded Open Championship games

How it was calculated

The highest sport-adjusted average from the last three bowling seasons is used until 27 Open Championship games are available.

2024/25176 → 153

The Open Championships average uses the most recent 27 games bowled from 2016 through 2025. Search historical championship scores.